Comparison

CONCENTRATION(神経衰弱ゲーム) vs Zilch

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

CONCENTRATION(神経衰弱ゲーム)

A simple card matching game where players flip pairs of identical cards to collect them. Track your results and enjoy a quiet, ad-free gaming experience.

Highlights
  • Simple card matching gameplay
  • Track game results
  • Quiet, no sound experience
  • Ad-free gameplay
  • Suitable for all ages
Features
Read full description

I provide the Concentration(Japanese Shinkeisuijaku) application that it is easy to play. It is able to understand the rule of this game, Let's play in your free time! This game has various result of you playing. After that you could confirm them, it is fun! Rule is simple. Fifty two cards are on the screen. When you turn, you choose two cards, then if they are same number, you will get them. All cards are gained by players, after that the winner is the person who have a lot cards. - Additional information This game does not have sounds. You can play quietly. - Official Twitter https://twitter.com/KOHCHAN_STUDIO - Official page https://kohchanstudioinfo.wixsite.com/products

About

Zilch

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Zilch is a single-player card game where you compete against a clever bot opponent across four exciting rounds. Your goal is to finish with the lowest cumulative score. **How to Play:** • Each round, you and the bot receive 8 cards arranged in a 2×4 grid • Start by peeking at 2 of your cards during the opening phase • On your turn, draw from the deck or take the top discard card • Replace a card on your board with the drawn card, or discard it to reveal a hidden card • Match values in a column to cancel that column's score • Special low cards and bonuses can drive your score below zero **Features:** • Phone-first design optimized for one-handed play • Quick matches—complete a 4-round game in just a few minutes • Intuitive onboarding teaches you the rules as you play • Track your stats: games won, best score, win streaks • No account required—play immediately • No ads, no in-app purchases—just pure card game fun Challenge the bot and see how low you can go! Privacy: https://timheuer.github.io/apps/zilch/privacy/

Screenshots

CONCENTRATION(神経衰弱ゲーム)4 screens
Zilch2 screens

Verdict

The call

The clearest difference is device support: CONCENTRATION(神経衰弱ゲーム) at 3 against Zilch's 1. CONCENTRATION(神経衰弱ゲーム) also leads on iOS requirement (9.0 vs 18.1). On price, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Scorecard2 real differences · 8 level
CONCENTRATION(神経衰弱ゲーム) versus Zilch: the parameters behind the verdict, then further details
ParameterCONCENTRATION(神経衰弱ゲーム)Zilch
PriceFreeFree
Rating4.0 (2 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings2 — better—
Update frequency—Every 4 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS9.0 — better18.1
Further details — not scored
Size145 MB3 MB
Age rating4+4+
DeveloperKoichi IwasakiTim Heuer

In-app purchases

None

CONCENTRATION(神経衰弱ゲーム)

No in-app purchases

None

Zilch

No in-app purchases

Questions

Is CONCENTRATION(神経衰弱ゲーム) free?
CONCENTRATION(神経衰弱ゲーム) is free to download, with no in-app purchases.
Is Zilch free?
Zilch is free to download, with no in-app purchases.
Do CONCENTRATION(神経衰弱ゲーム) or Zilch have ads?
Neither CONCENTRATION(神経衰弱ゲーム) nor Zilch shows ads.

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